Astrid Zexis is a supporting character in the video game series Atelier. The greatest alchemist in all of Arland, and is also teacher to the great Rorolina Frixell. Although known to be an extreme genius, she is not very liked by many people, as she's extremely lazy and rude, speaking with a barbed tongue. Some say that she's a witch due to her mysterious nature, and it's rumored she can hear somebody talking about her anywhere in the world.
- Consider Rorolina as her own.
- With a blushing smiley face, she asked Rorolina to call her "Big Sister" despite Rorona's embarrassment.
- Can't resist teasing Rorolina because she loves seeing her "dearest pupil" panicking.
- Mistreats Rorolina's close friend Cordelia, wishing for her leave from the kingdom if the workshop is to close.
- Rorolina is her number one and dearest pupil.
- Likes the pies made by Rorolina.
- Won't let Sterkenburg do anything to Rorolina, acting antagonistic towards him.